Problem: Coffee drinkers develop a tolerance for the caffeine in coffee and thus need to drink more coffee to get the same caffeine rush they used to get when they first started drinking coffee. Because the tolerance is classically conditioned, the best way to get the same caffeine rush without having to drink more caffeine would be to ________. Question options: a) Drink the coffee slower b) Drink the caffeine in a drink with a novel flavour c) Drink the coffee in the same place at the same time every day d) Miss a day of coffee drinking every once and a while e) Give up drinking coffee